1. Preheat oven at 350 degrees. In a bowl, add everything with the exception of the melted butter for,the streusel topping. Whisk together until all ingredients are well incorporated; pour the melted,butter over the mixture. Take a fork and rake through the mixture until it begins to form pea sized,balls. Set the streusel topping to the side for later.,2. In another bowl, add the 2 cups of flour, baking powder, and salt. Whisk together until well,incorporated.,______,and then pour it over the dry ingredients. With a spatula, fold the wet and dry together, but do not,over mix. Once everything is well incorporated, fold in the blueberries; be careful not to burst the,berries as best as you can.,4. Add the batter to a greased 9 inch spring form cake pan, spread the batter evenly across, spread,the streusel even across the top of the batter, add the pan to the oven and bake for 1 hour or until a,toothpick comes out clean. Once it is done, let cool for 5 minutes, then release it from the spring,form pan.,5. In a small bowl whisk together the powdered sugar, vanilla extract, and milk to make the glaze.,Once it is mixed well, dip the whisk in the glaze and move it in a side to side motion over the,Streusel Topping Glaze Cake streusel. Slice and enjoy with a nice hot cup of joe.